v2.0 is now live

Collaboration made
visual & simple.

The open-source virtual whiteboard for sketching hand-drawn like diagrams. Brainstorm, iterate, and share ideas in real-time.

50K+
Active Users
1.2M+
Drawings Created
2,500
Teams Collaborating
99.9%
Uptime
Real-Time Engine

Collaboration that feels instant.

Forget "syncing...". See every stroke, cursor movement, and idea as it happens. Our conflict-free replicated data types (CRDTs) ensure everyone is always on the same page.

Zero Latency

Changes reflect instantly across all devices.

Multi-Cursor

See who is doing what with named cursors.

Version History

Rewind and replay the entire drawing session.

Team Permissions

Granular control over who views or edits.

Start Collaborating
Real-time collaboration demo interface
U1
U2
U3
U4
Editing now...
Live

Loved by teams everywhere

Don't just take our word for it. Here's what our users have to say.

"SketchFlow has completely replaced our physical whiteboard. The hand-drawn feel makes diagrams look less intimidating and more collaborative."

SC
Sarah Chen
Product Designer

"The real-time collaboration features are best in class. No lag, simple UI, and it just works. Highly recommended for remote teams."

MD
Mark Davis
Tech Lead

"We use this for every retrospective. It’s intuitive enough that non-technical team members jump right in without training."

JL
Jessica Lee
Scrum Master

Ready to visualize your ideas?

Join thousands of developers, designers, and managers who use SketchFlow to communicate better.

No credit card required
Open Source
Real-time collaboration